diff --git a/src/aios_kernel/__init__.py b/src/aios_kernel/__init__.py
index ea00748..1ea0d7c 100644
--- a/src/aios_kernel/__init__.py
+++ b/src/aios_kernel/__init__.py
@@ -26,5 +26,7 @@ from .local_st_compute_node import LocalSentenceTransformer_Text_ComputeNode,Loc
 from .compute_node_config import ComputeNodeConfig
 from .ai_function import SimpleAIFunction
 from .workspace_env import WorkspaceEnvironment
-AIOS_Version = "0.5.2, build 2023-11-1"
+from .openai_tts_node import OpenAITTSComputeNode   
+
+AIOS_Version = "0.5.2, build 2023-11-29"
 
diff --git a/src/aios_kernel/openai_tts_node.py b/src/aios_kernel/openai_tts_node.py
index 68ee064..36c80e2 100644
--- a/src/aios_kernel/openai_tts_node.py
+++ b/src/aios_kernel/openai_tts_node.py
@@ -4,8 +4,6 @@ import logging
 import os
 from asyncio import Queue
 
-from openai import AsyncOpenAI
-
 from aios_kernel import ComputeNode, ComputeTask, ComputeTaskState, ComputeTaskResult, ComputeTaskType, AIStorage
 
 logger = logging.getLogger(__name__)
diff --git a/src/requirements.txt b/src/requirements.txt
index 9599ea7..1a41e3d 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -150,3 +150,4 @@ mysqlclient
 psycopg2-binary
 pyodbc
 oracledb
+html2text
diff --git a/src/service/aios_shell/aios_shell.py b/src/service/aios_shell/aios_shell.py
index f3610c2..12d79e9 100644
--- a/src/service/aios_shell/aios_shell.py
+++ b/src/service/aios_shell/aios_shell.py
@@ -20,7 +20,7 @@ from prompt_toolkit.auto_suggest import AutoSuggestFromHistory
 from prompt_toolkit.completion import WordCompleter
 from prompt_toolkit.styles import Style
 
-from aios_kernel.openai_tts_node import OpenAITTSComputeNode
+
 
 directory = os.path.dirname(__file__)
 sys.path.append(directory + '/../../')
@@ -34,6 +34,7 @@ from aios_kernel import *
 from knowledge import *
 
 
+
 sys.path.append(directory + '/../../component/')
 from agent_manager import AgentManager
 from workflow_manager import WorkflowManager